Introduce apemanager rpc interface #215

Merged
fyrchik merged 3 commits from aarifullin/frostfs-sdk-go:feat/apemanager into master 2024-09-04 19:51:15 +00:00
13 changed files with 524 additions and 1 deletions

52
apemanager/chain.go Normal file
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@ -0,0 +1,52 @@
package apemanager
import (
"errors"
"fmt"
apemanager_v2 "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/apemanager"
)
var (
ErrInvalidChainRepresentation = errors.New("invalid chain representation")
)
fyrchik marked this conversation as resolved Outdated

[]byte is already a pointer type, what is the reason for double indirection?

`[]byte` is already a pointer type, what is the reason for double indirection?

Nevermind :). Fixed. I just wanted to make a validator and check if Raw was set but actually if Raw is not set then it is left nil without this pointer anyway.

Nevermind :). Fixed. I just wanted to make a validator and check if `Raw` was set but actually if `Raw` is not set then it is left `nil` without this pointer anyway.
// ChainID is Chain's identifier.
type ChainID []byte
// Chain is an SDK representation for v2's Chain.
//
// Note that Chain (as well as v2's Chain) and all related entities
// are NOT operated by Access-Policy-Engine (APE). The client is responsible
// to convert these types to policy-engine entities.
type Chain struct {
// Raw is the encoded chain kind.
// It assumes that Raw's bytes are the result of encoding provided by
// policy-engine package.
Raw []byte
}
// ToV2 converts Chain to v2.
func (c *Chain) ToV2() *apemanager_v2.Chain {
v2ct := new(apemanager_v2.Chain)
if c.Raw != nil {
v2Raw := new(apemanager_v2.ChainRaw)
v2Raw.SetRaw(c.Raw)
v2ct.SetKind(v2Raw)
}
return v2ct
}
// ReadFromV2 fills Chain from v2.
func (c *Chain) ReadFromV2(v2ct *apemanager_v2.Chain) error {
switch v := v2ct.GetKind().(type) {
default:
return fmt.Errorf("unsupported chain kind: %T", v)
case *apemanager_v2.ChainRaw:
raw := v.GetRaw()
c.Raw = raw
}
return nil
}

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@ -0,0 +1,53 @@
package apemanager
import (
apemanager_v2 "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/apemanager"
)
// TargetType is an SDK representation for v2's TargetType.
type TargetType apemanager_v2.TargetType
const (
TargetTypeUndefined TargetType = iota
TargetTypeNamespace
TargetTypeContainer
TargetTypeUser
TargetTypeGroup
)
// ToV2 converts TargetType to v2.
func (targetType TargetType) ToV2() apemanager_v2.TargetType {
return apemanager_v2.TargetType(targetType)
}
// FromV2 reads TargetType to v2.
func (targetType *TargetType) FromV2(v2targetType apemanager_v2.TargetType) {
*targetType = TargetType(v2targetType)
}
// ChainTarget is an SDK representation for v2's ChainTarget.
//
// Note that ChainTarget (as well as v2's ChainTarget) and all related entities
// are NOT operated by Access-Policy-Engine (APE). The client is responsible
// to convert these types to policy-engine entities.
type ChainTarget struct {
TargetType TargetType
Name string
}
// ToV2 converts ChainTarget to v2.
func (ct *ChainTarget) ToV2() *apemanager_v2.ChainTarget {
v2ct := new(apemanager_v2.ChainTarget)
v2ct.SetTargetType(ct.TargetType.ToV2())
v2ct.SetName(ct.Name)
return v2ct
}
// FromV2 reads ChainTarget frpm v2.
func (ct *ChainTarget) FromV2(v2ct *apemanager_v2.ChainTarget) {
ct.TargetType.FromV2(v2ct.GetTargetType())
ct.Name = v2ct.GetName()
}

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@ -0,0 +1,65 @@
package apemanager_test
import (
"testing"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/apemanager"
"github.com/stretchr/testify/require"
apemanager_v2 "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/apemanager"
)
var (
m = map[apemanager.TargetType]apemanager_v2.TargetType{
apemanager.TargetTypeUndefined: apemanager_v2.TargetTypeUndefined,
apemanager.TargetTypeNamespace: apemanager_v2.TargetTypeNamespace,
apemanager.TargetTypeContainer: apemanager_v2.TargetTypeContainer,
apemanager.TargetTypeUser: apemanager_v2.TargetTypeUser,
apemanager.TargetTypeGroup: apemanager_v2.TargetTypeGroup,
}
)
func TestTargetType(t *testing.T) {
for typesdk, typev2 := range m {
t.Run("from sdk to v2 "+typev2.String(), func(t *testing.T) {
v2 := typesdk.ToV2()
require.Equal(t, v2, typev2)
})
t.Run("from v2 to sdk "+typev2.String(), func(t *testing.T) {
var typ apemanager.TargetType
typ.FromV2(typev2)
require.Equal(t, typesdk, typ)
})
}
}
func TestChainTarget(t *testing.T) {
var (
typ = apemanager.TargetTypeNamespace
name = "namespaceXXYYZZ"
)
t.Run("from sdk to v2", func(t *testing.T) {
ct := apemanager.ChainTarget{
TargetType: typ,
Name: name,
}
v2 := ct.ToV2()
require.Equal(t, m[typ], v2.GetTargetType())
require.Equal(t, name, v2.GetName())
})
t.Run("from v2 to sdk", func(t *testing.T) {
v2 := &apemanager_v2.ChainTarget{}
v2.SetTargetType(m[typ])
v2.SetName(name)
var ct apemanager.ChainTarget
ct.FromV2(v2)
require.Equal(t, typ, ct.TargetType)
require.Equal(t, name, ct.Name)
})
}

43
apemanager/chain_test.go Normal file
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@ -0,0 +1,43 @@
package apemanager_test
import (
"testing"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/apemanager"
"github.com/stretchr/testify/require"
apemanager_v2 "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/apemanager"
)
const (
encoded = `{"ID":"","Rules":[{"Status":"Allow","Actions":{"Inverted":false,"Names":["GetObject"]},"Resources":{"Inverted":false,"Names":["native:object/*"]},"Any":false,"Condition":[{"Op":"StringEquals","Object":"Resource","Key":"Department","Value":"HR"}]}],"MatchType":"DenyPriority"}`
)
func TestChainData(t *testing.T) {
t.Run("raw chain", func(t *testing.T) {
var c apemanager.Chain
b := []byte(encoded)
c.Raw = b
v2, ok := c.ToV2().GetKind().(*apemanager_v2.ChainRaw)
require.True(t, ok)
require.Equal(t, b, v2.Raw)
})
}
func TestChainMessageV2(t *testing.T) {
b := []byte(encoded)
v2Raw := &apemanager_v2.ChainRaw{}
v2Raw.SetRaw(b)
v2 := &apemanager_v2.Chain{}
v2.SetKind(v2Raw)
var c apemanager.Chain
c.ReadFromV2(v2)
require.NotNil(t, c.Raw)
require.Equal(t, b, c.Raw)
}

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@ -0,0 +1,79 @@
package client
import (
"context"
"fmt"
apemanager_v2 "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/apemanager"
rpcapi "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/rpc"
"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/rpc/client"
session_v2 "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/session"
"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/signature"
apemanager_sdk "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/apemanager"
apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
)
// PrmAPEManagerAddChain groups parameters of APEManagerAddChain operation.
type PrmAPEManagerAddChain struct {
XHeaders []string
ChainTarget apemanager_sdk.ChainTarget
Chain apemanager_sdk.Chain
}
func (prm *PrmAPEManagerAddChain) buildRequest(c *Client) (*apemanager_v2.AddChainRequest, error) {
if len(prm.XHeaders)%2 != 0 {
return nil, errorInvalidXHeaders
}
req := new(apemanager_v2.AddChainRequest)
reqBody := new(apemanager_v2.AddChainRequestBody)
reqBody.SetTarget(prm.ChainTarget.ToV2())
reqBody.SetChain(prm.Chain.ToV2())
req.SetBody(reqBody)
var meta session_v2.RequestMetaHeader
writeXHeadersToMeta(prm.XHeaders, &meta)
c.prepareRequest(req, &meta)
return req, nil
}
type ResAPEManagerAddChain struct {
statusRes
// ChainID of set Chain. If Chain does not contain chainID before request, then
// ChainID is generated.
ChainID apemanager_sdk.ChainID
}
// APEManagerAddChain sets Chain for ChainTarget.
func (c *Client) APEManagerAddChain(ctx context.Context, prm PrmAPEManagerAddChain) (*ResAPEManagerAddChain, error) {
req, err := prm.buildRequest(c)
if err != nil {
return nil, err
}
if err := signature.SignServiceMessage(&c.prm.Key, req); err != nil {
return nil, fmt.Errorf("sign request: %w", err)
}
resp, err := rpcapi.AddChain(&c.c, req, client.WithContext(ctx))
if err != nil {
return nil, err
}
var res ResAPEManagerAddChain
res.st, err = c.processResponse(resp)
if err != nil || !apistatus.IsSuccessful(res.st) {
return &res, err
}
res.ChainID = resp.GetBody().GetChainID()
return &res, nil
}

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@ -0,0 +1,80 @@
package client
import (
"context"
"fmt"
apemanager_v2 "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/apemanager"
rpcapi "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/rpc"
"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/rpc/client"
session_v2 "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/session"
"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/signature"
apemanager_sdk "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/apemanager"
apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
)
// PrmAPEManagerListChains groups parameters of APEManagerListChains operation.
type PrmAPEManagerListChains struct {
XHeaders []string
ChainTarget apemanager_sdk.ChainTarget
}
func (prm *PrmAPEManagerListChains) buildRequest(c *Client) (*apemanager_v2.ListChainsRequest, error) {
if len(prm.XHeaders)%2 != 0 {
return nil, errorInvalidXHeaders
}
req := new(apemanager_v2.ListChainsRequest)
reqBody := new(apemanager_v2.ListChainsRequestBody)
reqBody.SetTarget(prm.ChainTarget.ToV2())
req.SetBody(reqBody)
var meta session_v2.RequestMetaHeader
writeXHeadersToMeta(prm.XHeaders, &meta)
c.prepareRequest(req, &meta)
return req, nil
}
type ResAPEManagerListChains struct {
statusRes
Chains []apemanager_sdk.Chain
}
// APEManagerListChains lists Chains for ChainTarget.
func (c *Client) APEManagerListChains(ctx context.Context, prm PrmAPEManagerListChains) (*ResAPEManagerListChains, error) {
req, err := prm.buildRequest(c)
if err != nil {
return nil, err
}
if err := signature.SignServiceMessage(&c.prm.Key, req); err != nil {
return nil, fmt.Errorf("sign request: %w", err)
}
resp, err := rpcapi.ListChains(&c.c, req, client.WithContext(ctx))
if err != nil {
return nil, err
}
var res ResAPEManagerListChains
res.st, err = c.processResponse(resp)
if err != nil || !apistatus.IsSuccessful(res.st) {
return nil, err
}
for _, ch := range resp.GetBody().GetChains() {
var chSDK apemanager_sdk.Chain
if err := chSDK.ReadFromV2(ch); err != nil {
return nil, err
}
res.Chains = append(res.Chains, chSDK)
}
return &res, nil
}

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@ -0,0 +1,73 @@
package client
import (
"context"
"fmt"
apemanager_v2 "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/apemanager"
rpcapi "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/rpc"
"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/rpc/client"
session_v2 "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/session"
"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/signature"
apemanager_sdk "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/apemanager"
apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
)
// PrmAPEManagerRemoveChain groups parameters of APEManagerRemoveChain operation.
type PrmAPEManagerRemoveChain struct {
XHeaders []string
ChainTarget apemanager_sdk.ChainTarget
ChainID apemanager_sdk.ChainID
}
func (prm *PrmAPEManagerRemoveChain) buildRequest(c *Client) (*apemanager_v2.RemoveChainRequest, error) {
if len(prm.XHeaders)%2 != 0 {
return nil, errorInvalidXHeaders
}
req := new(apemanager_v2.RemoveChainRequest)
reqBody := new(apemanager_v2.RemoveChainRequestBody)
reqBody.SetTarget(prm.ChainTarget.ToV2())
reqBody.SetChainID(prm.ChainID)
req.SetBody(reqBody)
var meta session_v2.RequestMetaHeader
writeXHeadersToMeta(prm.XHeaders, &meta)
c.prepareRequest(req, &meta)
return req, nil
}
type ResAPEManagerRemoveChain struct {
statusRes
}
// APEManagerRemoveChain removes Chain with ChainID defined for ChainTarget.
func (c *Client) APEManagerRemoveChain(ctx context.Context, prm PrmAPEManagerRemoveChain) (*ResAPEManagerRemoveChain, error) {
req, err := prm.buildRequest(c)
if err != nil {
return nil, err
}
if err := signature.SignServiceMessage(&c.prm.Key, req); err != nil {
return nil, fmt.Errorf("sign request: %w", err)
}
resp, err := rpcapi.RemoveChain(&c.c, req, client.WithContext(ctx))
if err != nil {
return nil, err
}
var res ResAPEManagerRemoveChain
res.st, err = c.processResponse(resp)
if err != nil || !apistatus.IsSuccessful(res.st) {
return &res, err
}
return &res, nil
}

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@ -61,6 +61,12 @@ func IsErrSessionNotFound(err error) bool {
return wrapsErrType[*apistatus.SessionTokenNotFound](err)
}
// IsErrAPEManagerAccessDenied checks if err corresponds to FrostFS status return
// corresponding to apemanager access deny. Supports wrapped errors.
func IsErrAPEManagerAccessDenied(err error) bool {
return wrapsErrType[*apistatus.APEManagerAccessDenied](err)
}
// returns error describing missing field with the given name.
func newErrMissingResponseField(name string) error {
return fmt.Errorf("missing %s field in the response", name)

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@ -0,0 +1,53 @@
package apistatus
import (
"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/apemanager"
"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/status"
)
// APEManagerAccessDenied describes status of the failure because of the access control violation.
// Instances provide Status and StatusV2 interfaces.
type APEManagerAccessDenied struct {
v2 status.Status
}
const defaultAPEManagerAccessDeniedMsg = "apemanager access denied"
func (x *APEManagerAccessDenied) Error() string {
msg := x.v2.Message()
if msg == "" {
msg = defaultAPEManagerAccessDeniedMsg
}
return errMessageStatusV2(
globalizeCodeV2(apemanager.StatusAPEManagerAccessDenied, apemanager.GlobalizeFail),
msg,
)
}
func (x *APEManagerAccessDenied) fromStatusV2(st *status.Status) {
x.v2 = *st
}
// ToStatusV2 converts APEManagerAccessDenied to v2's Status.
// If the value was returned by FromStatusV2, returns the source message.
// Otherwise, returns message with
// - code: APE_MANAGER_ACCESS_DENIED;
// - string message: "apemanager access denied";
// - details: empty.
func (x APEManagerAccessDenied) ToStatusV2() *status.Status {
x.v2.SetCode(globalizeCodeV2(apemanager.StatusAPEManagerAccessDenied, apemanager.GlobalizeFail))
x.v2.SetMessage(defaultAPEManagerAccessDeniedMsg)

Please, let's write doc-comments for public methods.

Please, let's write doc-comments for public methods.

Alright. I've added comments. Please check them out

Alright. I've added comments. Please check them out
return &x.v2
}
// WriteReason writes human-readable access rejection reason.
func (x *APEManagerAccessDenied) WriteReason(reason string) {
apemanager.WriteAccessDeniedDesc(&x.v2, reason)
}
// Reason returns human-readable access rejection reason returned by the server.
// Returns empty value is reason is not presented.
func (x APEManagerAccessDenied) Reason() string {
return apemanager.ReadAccessDeniedDesc(x.v2)
}

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@ -3,6 +3,7 @@ package apistatus
import (
"fmt"
"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/apemanager"
"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/container"
"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/object"
"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/session"
@ -92,6 +93,12 @@ func FromStatusV2(st *status.Status) Status {
case session.StatusTokenExpired:
decoder = new(SessionTokenExpired)
}
case apemanager.LocalizeFailStatus(&code):
//nolint:exhaustive
switch code {
case apemanager.StatusAPEManagerAccessDenied:
decoder = new(APEManagerAccessDenied)
}
}
if decoder == nil {

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@ -125,6 +125,12 @@ func TestToStatusV2(t *testing.T) {
}),
codeV2: 4097,
},
{
status: (statusConstructor)(func() apistatus.Status {
return new(apistatus.APEManagerAccessDenied)
}),
codeV2: 5120,
},
{
status: (statusConstructor)(func() apistatus.Status {
return new(apistatus.NodeUnderMaintenance)
@ -278,6 +284,12 @@ func TestFromStatusV2(t *testing.T) {
}),
codeV2: 4097,
},
{
status: (statusConstructor)(func() apistatus.Status {
return new(apistatus.APEManagerAccessDenied)
}),
codeV2: 5120,
},
{
status: (statusConstructor)(func() apistatus.Status {
return new(apistatus.NodeUnderMaintenance)

2
go.mod
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@ -3,7 +3,7 @@ module git.frostfs.info/TrueCloudLab/frostfs-sdk-go
go 1.20
require (
git.frostfs.info/TrueCloudLab/frostfs-api-go/v2 v2.16.1-0.20240427200446-67c6f305b21f
git.frostfs.info/TrueCloudLab/frostfs-api-go/v2 v2.16.1-0.20240506114654-b171364079c3
git.frostfs.info/TrueCloudLab/frostfs-contract v0.0.0-20230307110621-19a8ef2d02fb
git.frostfs.info/TrueCloudLab/frostfs-crypto v0.6.0
git.frostfs.info/TrueCloudLab/hrw v1.2.1

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